#42CEE2#42CEE2

#42CEE2 is a light, moderate teal. Relative luminance 0.508; OKLCH L 78.6% C 0.119 H 208.9°. Best body text is #000000 at 11.16:1 contrast (WCAG AA passes).

Color values

HEX	#42CEE2
RGB	rgb(66, 206, 226)
HSL	hsl(188, 73%, 57%)
HSV	hsv(188, 71%, 89%)
CMYK	cmyk(70.8%, 8.8%, 0%, 11.4%)
CIE-LAB	lab(76.55, -30.45, -20.70)
CIE-LCH	lch(76.55, 36.82, 214.21°)
OKLab	oklab(78.6% -0.1043 -0.0576)
OKLCH	oklch(78.6% 0.119 208.9)
XYZ	xyz(38.0396, 50.7874, 79.7349)
Luminance	0.5079 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CEE2 #E25642

analogous

#42E2A6 #42CEE2 #427EE2

triadic

#42CEE2 #E242CE #CEE242

tetradic

#42CEE2 #A642E2 #E25642 #7EE242

square

#42CEE2 #A642E2 #E25642 #7EE242

split-complementary

#42CEE2 #E2427E #E2A642

monochromatic

#178393 #1FB3C8 #42CEE2 #77DCEA #ACEAF2

Accessibility & contrast

On white

1.88

#42CEE2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.16

#42CEE2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CEE2

11.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CEE2	#FFFFFF	#000000	##000000
##42CEE2	1.00	1.88	11.16	11.16
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.16	21.00	1.00	1.00
##000000	11.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCC6E3

Deuteranopia (green-blind)

#A5B6E2

Tritanopia (blue-blind)

#00D7D4

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #42cee2;
/* rgb */ color: rgb(66, 206, 226);
/* oklch */ color: oklch(78.6% 0.119 208.9);

Tailwind

colors: {
  custom: {
    50: '#8cddeb',
    500: '#42cee2',
    950: '#000000',
  },
}

SCSS

$custom: #42cee2;
$custom-light: #8cddeb;
$custom-dark: #000000;

JSON

{
  "hex": "#42cee2",
  "rgb": {
    "r": 66,
    "g": 206,
    "b": 226
  },
  "hsl": {
    "h": 187.5,
    "s": 73.394,
    "l": 57.255
  },
  "oklch": {
    "l": 0.78602,
    "c": 0.11916,
    "h": 208.9
  },
  "luminance": 0.50792
}

Semantic roles & 50–950 ramp

primary

#42CEE2

secondary

#983E31

accent

#4F38F0

background

#FCFEFE

surface

#F5FCFD

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #42CEE2

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →